It is assumed that the mean weight of a Labrador retriever is 70 pounds. A breeder claims that the average weight of an adult male Labrador retriever is not equal to 70 pounds. A random sample of 45 male Labradors weigh an average of 72.5 pounds with a standard deviation of 14.1 pounds. Test the breeder's claim at a-0.04 Part a: State the null and alternate hypothesis. Part b: Sketch, label and shade the rejection region. Part c: Determine the test statistic Part d: Comp Part e: Give your decision about this test. Write a conclusion in context of this problem. ute the p-valu